Make getSdrModelFromUnoModel work with SdrModel&

Change-Id: Iea3af7db77ef778db7bbdf2c1b6b1b956fd57fec
Reviewed-on: https://gerrit.libreoffice.org/52592
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Armin Le Grand <Armin.Le.Grand@cib.de>

1 files changed, 5 insertions, 1 deletions

diff --git a/include/svx/unomod.hxx b/include/svx/unomod.hxx
index 04571c9071b2..f8ecfd6fc965 100644
--- a/include/svx/unomod.hxx
+++ b/include/svx/unomod.hxx
@@ -34,7 +34,11 @@ class SVX_DLLPUBLIC SvxUnoDrawMSFactory : public css::lang::XMultiServiceFactory
 {
 protected:
     /** abstract SdrModel provider */
-    virtual SdrModel* getSdrModelFromUnoModel() const = 0; //TTTT make reference return
+    // Every App has a DrwingLayer as internal Tooling, thus ist is
+    // not too hard to asl a UnoModel to hand back a DrawingLayer Model in the
+    // form of an SdrModel. Thus, returning a reference and make usages
+    // safer and easier is justified.
+    virtual SdrModel& getSdrModelFromUnoModel() const = 0; //TTTT make reference return
 
 public:
     SvxUnoDrawMSFactory() throw() {};